TS4890 ST Microelectronics, Inc., TS4890 Datasheet - Page 15

• Manufacturer Part Number: TS4890
• Description: 1W Mono Audio Amplifier With Standby Active High
• Manufacturer: ST Microelectronics, Inc.

Fig. 55 : THD + N vs Output Power
Fig. 57 : THD + N vs Frequency
Fig. 59 : THD + N vs Frequency
0.01
0.1
0.1
0.1
10
1E-3
1
1
1
20
20
RL = 4 , Vcc = 3.3V
Gv = 2
Cb = 1µF
BW < 125kHz
Tamb = 25°C
RL = 16
Vcc = 2.2V
Gv = 2
Cb = Cin = 1 F
BW < 125kHz
Tamb = 25 C
RL = 4 , Vcc = 5V
Gv = 2
Cb = 1µF
BW < 125kHz
Tamb = 25°C
20Hz
100
100
Output Power (W)
1kHz
Pout = 600mW
Frequency (Hz)
Frequency (Hz)
0.01
20kHz
1000
1000
Pout = 540mW
Pout = 270mW
Pout = 1.2W
0.1
10000
10000
Fig. 56 : THD + N vs Output Power
Fig. 58 : THD + N vs Frequency
Fig. 60 : THD + N vs Frequency
0.01
0.01
0.1
0.1
10
0.1
1E-3
1
1
1
20
20
RL = 4 , Vcc = 3.3V
Gv = 10
Cb = 1µF
BW < 125kHz
Tamb = 25°C
RL = 16 Vcc = 2.2V
Gv = 10, Cb = Cin = 1 F
BW < 125kHz, Tamb = 25 C
RL = 4 , Vcc = 5V
Gv = 10
Cb = 1µF
BW < 125kHz
Tamb = 25°C
100
100
20Hz
Output Power (W)
Frequency (Hz)
Frequency (Hz)
0.01
1kHz
Pout = 270mW
1000
Pout = 1.2W
1000
Pout = 540mW
20kHz
Pout = 600mW
0.1
10000
10000
TS4890
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